Three Sisters, OR simplified hazards map
By Volcano Hazards Program
March 2014 (approx.)
![Three Sisters, Oregon simplified hazards map showing potential impa...](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/vhp_img1128.jpg?itok=kDHidH67)
Detailed Description
Three Sisters, Oregon simplified hazards map showing potential impact area for ground-based hazards during a volcanic event.
Sources/Usage
Public Domain.